Patents by Inventor Kunihiko Shimazaki

Kunihiko Shimazaki has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Soil sampling apparatus and a geological observation method using the same
    Patent number: 6009958
    Abstract: A soil sampling apparatus includes a sampling box for penetrating the ground first, and a shutter plate for subsequently penetrating the ground while engaging with the sampling box, thereby sampling soil layers located in a space surrounded by the sampling box and the shutter plate.
    Type: Grant
    Filed: August 29, 1997
    Date of Patent: January 4, 2000
    Assignee: President of Hiroshima University
    Inventors: Takashi Nakata, Kunihiko Shimazaki